#bbt
			{
				width:800px;
				height:400px;
				border-left: 1px solid  #000000;
				border-bottom:1px solid #000000;
			}
			
			.bz
			{
				text-align: center;
				height: 50px;
				line-height: 50px;
				width: 130px;
				border-radius: 4px;
				border: 1px solid bisque;
				background-color: beige;
				float: left;
				margin-left: 10px;
			}
			.bz a{
				text-decoration: none;
			}
			.ts
			{
				clear: both;
			}
			#i1
			{
				color: cornflowerblue;
			}
			#i3
			{
				color: aquamarine;
			}
			#i5
			{
				color:  coral;
			}
			.ts ul
			{
				list-style: none;
				padding: 0px;
			}
			#ma
			{
				margin: 0 auto;
			}